Finding the Third Proportional to 31,908.94 and 70,151.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,908.94 : 70,151.06 = 70,151.06 : x
2. Step 2: Convert to fraction form
   31,908.94/70,151.06 = 70,151.06/x
3. Step 3: Cross multiply
   31,908.94x = 70,151.06 × 70,151.06
4. Step 4: Simplify right side
   31,908.94x = 4,921,171,569.88
5. Step 5: Solve for x
   x = 4,921,171,569.88/31,908.94
6. Step 6: Final answer
   x = 154,225.49